Box for flood control



FIG. 1 is a perspective view of a box for flood control showing my new design, with the grid partially withdrawn;

FIG. 2 is an exploded view, the bottom of which is completely open not requiring separate depiction;

FIG. 3 is a front, left and top perspective view of a box for flood control showing my new design, the broken line showing of the adjacent box is for illustrative purposes and forms no part of the claimed design;

FIG. 4 is a rear elevational view; and,

FIG. 5 is a right side elevational view. 

The ornamental design for a box for flood control, as shown and described. 